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Vector.h

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#ifndef __VECTOR_H__
#define __VECTOR_H__


class Vector : public RowVector
{
public:
        typedef RowVector BaseClass;

        Vector(int nSize) : RowVector(nSize) {}
        Vector(const BaseClass& v) : BaseClass(v) {}
        
        //Vector CrossProduct(const BaseClass& a, const BaseClass& b);
        int Size() const { return Ncols();}

        static double DotProduct(const BaseClass& a, const BaseClass& b);
        static double CrossProductMag(const BaseClass& a, const BaseClass& b);
        
        static double Norm2(const BaseClass& a) { return sqrt(DotProduct(a, a)); }
        double Norm2() const { return Norm2(*this); }

        static double DistFromPtToLine(const BaseClass& x, const BaseClass& a, const BaseClass& b);

        double DistanceFromLine(const BaseClass& a, const BaseClass& b) const
        {
                return DistFromPtToLine(*this, a, b);
        }

        void operator=(const BaseClass& rhs) { BaseClass::operator=(rhs); }
};

#endif //__VECTOR_H__

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